Protein Labeling Reagents

Various reagents designed to selectively label target proteins. Products include classic dyes, radioisotope labels, biotinylation reagents, fluorescent labels, molecular probes, assays, and labeling kits.

226 – 240 of 2,644 results

226

Cytiva Cy5.5 NHS Ester Mono-Reactive CyDye

Use for highly accurate labeling of amine groups. Cytiva Cy5.5 NHS Ester Mono-Reactive CyDye contain derivitized CyDyes that carry only one reactive group on each dye molecule for accurate labeling of amine groups, for example on antibodies, peptides, or oligonucleotides.

Pricing & Availability
Specifications

Kit Contents	Foil packs of premeasured dye
Format	Powdered
pH Range	3 to 10
Product Type	Cy5.5 NHS Ester
Color	Blue
Label or Dye	Cy5.5

227

Cytiva Cy™3B Mono-reactive NHS Ester Fluorescent Dyes

Combines exceptional photostability with bright and intense signals. Cytiva Cy™3B NHS Ester Mono-Reactive CyDye™ provides targeted and specific labeling of amine residues on antibodies, peptides, or oligonucleotides in fluorescence polarization applications.

Pricing & Availability
Specifications

Format	Solid
Product Type	Cy3B NHS Ester
Molecular Weight (g/mol)	771
Formulation	100% Cy3B (NHS ester)
Color	Red
Solubility	Soluble in aqueous buffers
Emission	570
Purity	>99%
Excitation	559

228

Atto 594 NHS Ester BioReagent, Suitable for Fluorescence, 80% (Coupling to Amines), MilliporeSigma™ Supelco™

Pricing & Availability
Specifications

Content And Storage	-20°C

229

Atto 647N BioReagent, Suitable for Fluorescence, 98% (HPCE), MilliporeSigma™ Supelco™

Pricing & Availability

230

Atto 390 NHS Ester BioReagent, Suitable for Fluorescence, 80% (Coupling to Amines), MilliporeSigma™ Supelco™

Pricing & Availability

231

Novus Biologicals™ JC-1 mitochondrial membrane potential dependent fluorescent dye

Mitochondrial membrane potential dependent fluorescent dye.

Pricing & Availability
Specifications

Content And Storage	Store at 4°C short term. Aliquot and store at -20°C long term. Avoid freeze-thaw cycles.
Format	Red powder

232

Molecular Probes™ 5-SFX (6-(Fluorescein-5-Carboxamido) Hexanoic Acid, Succinimidyl Ester), single isomer

5-SFX (6-(Fluorescein-5-Carboxamido) Hexanoic Acid, Succinimidyl Ester), single isomer

Pricing & Availability

233

Molecular Probes™ Alexa Fluor™ 660 C₂ Maleimide

Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 660 dye is water soluble and pH-insensitive from pH 4 to pH 10.

Pricing & Availability

234

Invitrogen™ eBioscience™ Streptavidin eFluor™ 506 Conjugate

A streptavidin-fluorochrome conjugate for indirect staining protocols to detect biotinylated primary antibodies in flow cytometry

Pricing & Availability

235

Thermo Scientific™ DyLight™ 730-B1 NHS Ester

Label amine-containing molecules for fluorescence imaging or flow cytometry with these benzopyrillium- and cyanine-based, infrared-emitting (633 or 700 laser) NHS ester dyes.

Pricing & Availability

236

Thermo Scientific™ DyLight™ 747-B4 NHS Ester

Label amine-containing molecules for fluorescence imaging or flow cytometry with these benzopyrillium- and cyanine-based, infrared-emitting (633 or 700 laser) NHS ester dyes.